7 notable people died on August 21, including Subrahmanyan Chandrasekhar, Stephen I of Hungary, Ibn Hazm.
20th Century
1 death
Subrahmanyan Chandrasekhar
astronomerastrophysicist
Indian-American astrophysicist
19th Century
2 deaths
Claude-Louis Navier
civil engineereconomist
French engineer and physicist (1785–1836)
Leona Vicario
journalistpolitician
Mexican spy
18th Century
1 death
Johann Samuel König
mathematicianuniversity teacher
German mathematician
13th Century
1 death
John of Wallingford
historianmonk
Benedictine monk at the Abbey of St Albans, associate of Matthew Paris
11th Century
2 deaths
Stephen I of Hungary
monarch
11th-century king of Hungary and saint
Ibn Hazm
geographerIslamic jurist
Andalusian Muslim polymath, historian, jurist, philosopher and theologian (994–1064)
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